Watch Extreme Engineering online: Episode 3 Container Ships

Covers the docking of a container ship at Long Beach (California) and the operation of the water front docks, where several thousand containers need to be unloaded and loaded in 48 hours.
Also covered is the building of the Adrian Maersk, the world's largest container ship.
While the scale of these gigantic ships has to be seen to be believed, the construction must be precise to millimeters.